Overview

overview

10

Static

static

benzway.exe

windows7_x64

10

benzway.exe

windows10_x64

10

Analysis

  • max time kernel
    148s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    30-06-2020 06:05

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General

  • Target

    benzway.exe

  • Size

    686KB

  • MD5

    b299b28f77a9de1c0f5bb30cf8522aa2

  • SHA1

    ae5ec84f56c65239862745ef217d6b883f0375d6

  • SHA256

    ae438370eda70ba48a763c526e61b068e16d11cbd00e9cb504d6f1eeb7442d22

  • SHA512

    2180b191e4a5bf82443c85e74f68bf63ea6a821ac26813c46e50acf4fda5cdbb6303f1f13510c18e0081ac3ffcf563857c76ce05fffafcde3a6d763373d007ec

Score
10/10
evasiontrojanspywarestealerformbookpersistence

Malware Config

Signatures

  • Drops file in Program Files directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

    trojanspywarestealerformbook
  • Adds Run entry to start application 2 TTPs 2 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Users\Admin\AppData\Local\Temp\benzway.exe
      "C:\Users\Admin\AppData\Local\Temp\benzway.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1304
      • C:\Users\Admin\AppData\Local\Temp\benzway.exe
        "C:\Users\Admin\AppData\Local\Temp\benzway.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: MapViewOfSection
        • Suspicious behavior: EnumeratesProcesses
        PID:1404
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Drops file in Program Files directory
      • Modifies Internet Explorer settings
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Adds Run entry to start application
      • Suspicious behavior: MapViewOfSection
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1428
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\benzway.exe"
        3⤵
        • Deletes itself
        PID:1536
      • C:\Program Files\Mozilla Firefox\Firefox.exe
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        3⤵
          PID:1292

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    2
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogim.jpeg
      Download Submit
    • C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogrf.ini
      Download Submit
    • C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogri.ini
      Download Submit
    • C:\Users\Admin\AppData\Roaming\J4PBC1UW\J4Plogrv.ini
      Download Submit
    • memory/1292-11-0x0000000000000000-mapping.dmp
      Download
    • memory/1292-12-0x000000013FAA0000-0x000000013FB33000-memory.dmp
      Filesize

      588KB

      Download
    • memory/1404-1-0x000000000041E2E0-mapping.dmp
      Download
    • memory/1404-0-0x0000000000400000-0x000000000042D000-memory.dmp
      Filesize

      180KB

      Download
    • memory/1428-3-0x0000000000500000-0x0000000000781000-memory.dmp
      Filesize

      2.5MB

      Download
    • memory/1428-10-0x0000000003CE0000-0x0000000003E2F000-memory.dmp
      Filesize

      1.3MB

      Download
    • memory/1428-7-0x0000000076010000-0x000000007612D000-memory.dmp
      Filesize

      1.1MB

      Download
    • memory/1428-6-0x0000000076680000-0x000000007668C000-memory.dmp
      Filesize

      48KB

      Download
    • memory/1428-5-0x0000000003330000-0x0000000003488000-memory.dmp
      Filesize

      1.3MB

      Download
    • memory/1428-2-0x0000000000000000-mapping.dmp
      Download
    • memory/1536-4-0x0000000000000000-mapping.dmp
      Download